Japan Environmental Storage & Safety Corporation (JESCO) is a special company wholly owned by the government. JESCO was established on April 1 2004, starting as "Japan Environmental Safety Corporation (JESCO)", succeeding mainly the PCB waste treatment project of former Japan Environment Corporation (JEC). On December 24, 2014, the government assigned JESCO to carry out Interim storage-related activities , and changed the company name to "Japan Environmental Storage & Safety Corporation". (The abbreviation "JESCO" has not changed.)

The following programs formerly conducted by JEC were succeeded to other organizations: